Abstract: Main contents of six sections of labeling for prescription drug, including warning, indication, dosage and administration, adverse reactions, overdosage, pharmacology and toxicology written when drafting according to the related rules and guidelines of China and USA are described. The cautions are provided based on the problems of drafts of labeling. It is expected to help to improve the quality and efficiency of drafting. The paper is also beneficial to reading and supervision of the labeling.

Key words: Labeling, Prescription drug, Written, Caution